Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824696 | Production process and adhesives for corrugated board | Kinichi Shirakawa, Takatoshi Koyakumaru, Takuji Okaya, Hiroyuki Onishi, Hiroji Kohno | 1989-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824696 | Production process and adhesives for corrugated board | Kinichi Shirakawa, Takatoshi Koyakumaru, Takuji Okaya, Hiroyuki Onishi, Hiroji Kohno | 1989-04-25 |